Finding the Fourth Proportional to 5,478,450.04, 8,217,591.67 and 1,884,248.12
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Solution
The fourth proportional to 5,478,450.04, 8,217,591.67 and 1,884,248.12 is: 2,826,343.51
Step by Step Solution
- Step 1: Write the proportion equation
5,478,450.04 : 8,217,591.67 = 1,884,248.12 : x - Step 2: Convert to fraction form
5,478,450.04/8,217,591.67 = 1,884,248.12/x - Step 3: Cross multiply
5,478,450.04x = 8,217,591.67 × 1,884,248.12 - Step 4: Simplify right side
5,478,450.04x = 15,483,981,683,323.90 - Step 5: Solve for x
x = 15,483,981,683,323.90/5,478,450.04 - Step 6: Final answer
x = 2,826,343.51
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.